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From xeonmailinglist <xeonmailingl...@gmail.com>
Subject Re: tools.DistCp: Invalid arguments
Date Tue, 03 Feb 2015 11:41:09 GMT
I have found the problem. I started to use `webhdfs` and everything is ok.


On 03-02-2015 10:40, xeonmailinglist wrote:
>
> What do you mean by no path is given? Even if I launch this command, I 
> get the same error…. What path should I put here?
>
> |$ hadoop distcp hdfs://hadoop-coc-1:50070/input1 
> hdfs://hadoop-coc-2:50070/input1|
>
> Thanks,
>
> On 02-02-2015 19:59, Alexander Alten-Lorenz wrote:
>
>> Have a closer look:
>>
>>> |hdfs://hadoop-coc-2:50070/|
>>
>> No Path is given.
>>
>>
>>> On 02 Feb 2015, at 20:52, xeonmailinglist <xeonmailinglist@gmail.com 
>>> <mailto:xeonmailinglist@gmail.com>> wrote:
>>>
>>> Hi,
>>>
>>> I am trying to copy data using |distcp| but I get this error. Both 
>>> hadoop runtime are working properly. Why is this happening?
>>>
>>> |
>>> vagrant@hadoop-coc-1:~/Programs/hadoop$ hadoop distcphdfs://hadoop-coc-1:50070/input1
 hdfs://hadoop-coc-2:50070/
>>> 15/02/02 19:46:37 ERROR tools.DistCp: Invalid arguments:
>>> java.io.IOException: Failed on local exception: com.google.protobuf.InvalidProtocolBufferException:
Protocol message end-group tag did not match expected tag.; Host Details : local host is:
"hadoop-coc-1/127.0.1.1"; destination host is: "hadoop-coc-2":50070;
>>>      at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:772)
>>>      at org.apache.hadoop.ipc.Client.call(Client.java:1472)
>>>      at org.apache.hadoop.ipc.Client.call(Client.java:1399)
>>>      at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
>>>      at com.sun.proxy.$Proxy9.getFileInfo(Unknown Source)
>>>      at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getFileInfo(ClientNamenodeProtocolTranslatorPB.java:752)
>>>      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>>      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>>      at java.lang.reflect.Method.invoke(Method.java:606)
>>>      at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:187)
>>>      at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
>>>      at com.sun.proxy.$Proxy10.getFileInfo(Unknown Source)
>>>      at org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:1988)
>>>      at org.apache.hadoop.hdfs.DistributedFileSystem$18.doCall(DistributedFileSystem.java:1118)
>>>      at org.apache.hadoop.hdfs.DistributedFileSystem$18.doCall(DistributedFileSystem.java:1114)
>>>      at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
>>>      at org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:1114)
>>>      at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1400)
>>>      at org.apache.hadoop.tools.DistCp.setTargetPathExists(DistCp.java:188)
>>>      at org.apache.hadoop.tools.DistCp.run(DistCp.java:111)
>>>      at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
>>>      at org.apache.hadoop.tools.DistCp.main(DistCp.java:401)
>>> Caused by: com.google.protobuf.InvalidProtocolBufferException: Protocol message
end-group tag did not match expected tag.
>>>      at com.google.protobuf.InvalidProtocolBufferException.invalidEndTag(InvalidProtocolBufferException.java:94)
>>>      at com.google.protobuf.CodedInputStream.checkLastTagWas(CodedInputStream.java:124)
>>>      at com.google.protobuf.AbstractParser.parsePartialFrom(AbstractParser.java:202)
>>>      at com.google.protobuf.AbstractParser.parsePartialDelimitedFrom(AbstractParser.java:241)
>>>      at com.google.protobuf.AbstractParser.parseDelimitedFrom(AbstractParser.java:253)
>>>      at com.google.protobuf.AbstractParser.parseDelimitedFrom(AbstractParser.java:259)
>>>      at com.google.protobuf.AbstractParser.parseDelimitedFrom(AbstractParser.java:49)
>>>      at org.apache.hadoop.ipc.protobuf.RpcHeaderProtos$RpcResponseHeaderProto.parseDelimitedFrom(RpcHeaderProtos.java:3167)
>>>      at org.apache.hadoop.ipc.Client$Connection.receiveRpcResponse(Client.java:1072)
>>>      at org.apache.hadoop.ipc.Client$Connection.run(Client.java:966)
>>> Invalid arguments: Failed on local exception: com.google.protobuf.InvalidProtocolBufferException:
Protocol message end-group tag did not match expected tag.; Host Details : local host is:
"hadoop-coc-1/127.0.1.1"; destination host is: "hadoop-coc-2":50070;
>>> usage: distcp OPTIONS [source_path...] <target_path>
>>> |
>>>
>>> Thanks,
>>>
>>> ​
>>
> ​


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